<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>循环求和</title>
    <script>
        var sum = 0;
        for (i = 1;i <= 100; i++) {
            sum += i
        }
        document.write(sum + ',')
        for (i = 0;i < 10; i++) {
            if(i==5){
                // 跳过一次循环
                continue;
            }
        }
        document.write(i+",")
        for (i = 0;i < 10; i++) {
            if(i==5){
                // 跳过循环
                break
            }
        }
        document.write(i+",")
    </script>
</head>
<body>
    
</body>
</html>